Add: getBoard coverage in GameTest

src/test/java/it/polimi/ingsw/gc14/Model/GameTest.java

@@ -254,6 +254,12 @@ class GameTest {
         assertEquals(nPlayers + 1, game.getLowerListTribeCards().size());
     }
 
+    @Test
+    void getBoardShouldReturnBoard() {
+        Game game = new Game(3);
+
+        assertNotNull(game.getBoard());
+    }
 
     @Test
     void getPlayerByUsernameShouldReturnPlayerOrNull() {